Home / 183,456,019.70-275,184,029.55-74,280,979.70

Finding the Fourth Proportional to 183,456,019.70, 275,184,029.55 and 74,280,979.70

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Solution

The fourth proportional to 183,456,019.70, 275,184,029.55 and 74,280,979.70 is: 111,421,469.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,456,019.70 : 275,184,029.55 = 74,280,979.70 : x
  2. Step 2: Convert to fraction form
    183,456,019.70/275,184,029.55 = 74,280,979.70/x
  3. Step 3: Cross multiply
    183,456,019.70x = 275,184,029.55 × 74,280,979.70
  4. Step 4: Simplify right side
    183,456,019.70x = 20,440,939,312,767,752
  5. Step 5: Solve for x
    x = 20,440,939,312,767,752/183,456,019.70
  6. Step 6: Final answer
    x = 111,421,469.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.